Refereed Publications

R. Andreani, Ellen H. Fukuda, Gabriel Haeser, Daiana O. Santos and Leonardo D. Secchin Optimality Conditions for Nonlinear Second-Order Cone Programming and Symmetric Cone Programming Journal of Optimization Theory and Applications. https://doi.org/10.1007/s10957-023-02338-6
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R. Andreani, G. Haeser,L. M. Mito and H. Ramirez. Weak notions of nondegeneracy in nonlinear semidefinite programming. MathematicalProgramming. https://doi.org/10.1007/s10107-023-01970-4
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R. Andreani, G. Haeser,L. M. Mito, H. Ramirez and T. Silveira. First- and second-order optimality conditions for second-order cone and semidefinite programming under a constant rank condition. Mathematical Programming. DOI10.1007/s10107-023-01942-8
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R. Andreani, G. Haeser,L. M. Mito and H. Ramirez Sequential Constant Rank Constraint Qualifications for Nonlinear Semidefinite Programming with Algorithmic Applications. Set-Valued and Variational Analysis (2023) 31:3. DOI10.1007/s11228-023-00666-3.
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Roberto Andreani, Rui M. Carvalho, Leonardo D. Secchin and Gilson N. Silva. CONVERGENCE OF QUASI-NEWTON METHODS FOR SOLVING CONSTRAINED GENERALIZED EQUATIONS. ESAIM: Control, Optimisation and Calculus of Variations. Mathematics https://doi.org/10.1007/s10957-022-02056-5
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R. Andreani, G. Haeser,L. M. Mito, H. Ramirez and T. P. Silveira. Global Convergence of Algorithms Under Constant Rank Conditions for Nonlinear Second-Order Cone Programming.JOTA https://doi.org/10.1007/s10957-022-02056-5
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Roberto Andreani,Harry Oviedo, Marcos Raydan and L. Secchin. An extended delayed weighted gradient algorithm for solving strongly convex optimization problems.Numerical Algorithms. https://doi.org/10.1051/cocv/2022026
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V. S. Amaral, R. Andreani, Birgin, S. Marcondes and J. M. Martínez. On complexity and convergence of high-order coordinate descent algorithms for smooth nonconvex box-constrained.Journal of Global Optimization https://doi.org/10.1007/s10898-022-01168-6 On minimization
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Harry Oviedo, Roberto Andreani and Marcos Raydan. A family of optimal weighted conjugate-gradient-type methods for strictly convex quadratic minimization.Numerical Algorithms https://doi.org/10.1007/s11075-021-01228-0
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Roberto Andreani, Gabriel Haeser, Leonardo M. Mito, Alberto Ramos and Leonardo Secchin. On the best achievable quality of limit points of augmented Lagrangian schemes.Numerical Algorithms (2022) https://doi.org/10.1007/s11075-021-01212-8.
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R. Andreani, A. L. Custódio and M. Raydan To Using first-order information in direct multisearch for multiobjective optimization.OPTIMIZATION METHODS & SOFTWARE https://doi.org/10.1080/10556788.2022.2060971.
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Roberto Andreani, Gabriel Haeser, Leonardo M. Mito, Alberto Ramos and Leonardo Secchin. On the best achievable quality of limit points of augmented Lagrangian schemes 10.1007/s11075-021-01212-8. To appear in Numerical Algorithm.
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Roberto Andreani, Gabriel Haeser, Maria Laura Schuverdt , Leonardo Secchin and Paulo Silva e Silva. On scaled stopping criteria for a safeguarded augmented Lagrangian method with theoretical guarantees. Mathematical Programming Computation. 2021 DOI: 10.1007/s12532-021-00207-9
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Roberto Andreani,Walter Gómez, Gabriel Haeser, Leonardo M. Mito and Alberto Ramos. On optimality conditions for nonlinear conic programming. To appear in Mathemtical of Operations Research
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R. Andreani,E. H. Fukuda, G. Haeser, D. O. Santos and L. D. Secchin. On the use of Jordan Algebras for improving global convergence of an Augmented Lagrangian method.Computational Optimization and Applications https://doi.org/10.1007/s10589-021-00281-8
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Roberto Andreani, Alberto Ramos, Ademir A Ribeiro, Leonardo D Secchin and Ariel R Velazco. On the convergence of augmented Lagrangian strategies for nonlinear programming IMA Journal of Numerical Analysis.https://doi.org/10.1093/imanum/drab021
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R. Andreani1, G. Haeser,L. M. Mito, H. Ramírez, D. O. Santos and T. P. Silveira2. Naive constant rank-type constraint qualifications for multifold second-order cone programming and semidefinite programming.Optimization Letters https://doi.org/10.1007/s11590-021-01737-w
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R. Andreani, E. H. Fukuda, G. Haeser, H. Ramirez, D. O. Santos and P. J. S. Silva. T. P. Silveira3. Erratum to: New Constraint Qualifications and Optimality Conditions for Second Order Cone Programs. Set-Valued and Variational Analysis https://doi.org/10.1007/s11228-021-00573-5
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R. Andreani and M. Raydan. Properties of the delayed weighted gradient method. Computational Optimization and Applications (2021) 78:167–180.2021
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R. Andreani, V.A. Oliveira. J. T. Pereira and G.N. Silva.A weak maximum principle for optimal control problems with mixed constraints under a constant rank condition. IMA Journal of Mathematical Control and Information. 00, 1-27. (2020) doi:10.1093/imamci/dnz036
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R. Andreani, G. Haeser and D. Viana. Optimality conditions and global convergence for nonlinear semidefinite programming. Mathematical programming. Volume 180, pages 203-235(2020). https://doi.org/10.1007/s10107-018-1354-5.
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R. ANDREANI, G. HAESER, L. D. SECCHIN and P. J. S. SILVA. New sequential optimality conditions for mathematical programs with complementarity constraints and algorithmic consequences. SIAM J. OPTIM. Vol. 29, No. 4, pp. 3201-3230. (2019) https://doi.org/10.1137/18M121040X
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R. Andreani, N. Fazzio, M.L. Schuverdt and L. Secchin A Sequential Optimality Condition Related to the Quasi-normality Constraint Qualification and Its Algorithmic Consequences. SIAM JOURNAL ON OPTIMIZATION, v. 29, p. 743-766, 2019.
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R. Andreani, Sandra Santos, L. Secchin and V. Ramirez. Bilevel optimization with a multiobjective problem in the lower level. Numerical Algorithms. Volume 81 (3), pp. 915-946 (2018) https://doi.org/10.1007/s11075-018-0576-1.
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R. Andreani, J.M. Martínez, Paulo S. Silva and A. Ramos. Strict Constraint Qualifications and Sequential Optimality Conditions for Constrained Optimization. MATHEMATICS OF OPERATIONS RESEARCH (ONLINE), v. 43, p. 693-717, 2018.
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R. Andreani, Paulo S. Silva and L. Secchin Convergence Properties of a Second Order Augmented Lagrangian Method for Mathematical Programs with Complementarity Constraint SIAM JOURNAL ON OPTIMIZATION, v. 28, p. 2574-2600, 2018.
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R. Andreani, R. Behling, G. Haeser and Paulo S. Silva. On second-order optimality conditions in nonlinear optimization. Optimization Methods & Software (Print), v. 32, p. 22-38, 2017.
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R. Andreani, G. Haeser, Paulo S. Silva and A. Ramos. A second-order sequential optimality condition associated to the convergence of optimization algorithms. IMA JOURNAL OF NUMERICAL ANALYSIS, v. 37, p. 1902-1929, 2017.
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R. Andreani, J.M. Martínez, Paulo S. Silva and A. Ramos. A Cone-Continuity Constraint Qualification and Algorithmic Consequences. SIAM Journal on Optimization (Print), v. 26, p. 96-110, 2016.
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R. Andreani, J.M. Martínez and L.T. SANTOS. Newton's method may fail to recognize proximity to optimal points in constrained optimization. Mathematical Programming, v. 160, p. 547-555, 2016.
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R. Andreani, J. Judice, J.M. Martínez and T. Marini . Feasibility problem with complementarity constraint. European Jornal of Operational Research, p. 1-14, 2015.
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R. Andreani and J.P Silva.Constant rank constraint qualification: A geometric introduction. Pesquisa Operacional , v. 34, n 3, p. 481-494, 2014.
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R. Andreani, J.M. Martínez, B. Svaiter and L. T. Santos. On the behaviour of constrained optimization methods when Lagrange multipliers do not exist. Optimization Methods and Software, v. 29, n 3 p. 646-657, 2014.
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R. Andreani, E. Fukuda and P. J. S. Silva. A Gauss-Newton Approach for Solving Constrained Optimization Problems Using Differentiable Exact Penalties. Journal of Optimization Theory and Applications. February 2013, Volume 156, Issue 2, pp 417-449.
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R. Andreani, M. Raydan and P. Tarazaga. On the geometrical structure of symmetric matrices. Linear Algebra and its Applications, v. 438, p. 1201-1214, 2013.
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R. Andreani, G. Hseser, M. L. Schuverdt, P. J. S. SILVA. Two New Weak Constraint Qualifications and Applications. SIAM Journal on Optimization, v. 22, p. 1109-1135, 2012.
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R. Andreani, G. Haeser, M. L. Schuverdt, P. J. S. SILVA . A relaxed constant positive linear dependence constraint qualification and applications. Mathematical Programming,v. 135, p. 255-273, 2012.
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R. Andreani, J. Judice, J.M. Martínez and J. Patricio. A projected-gradient interior-point algorithm for complementarity problems. Numerical Algorithms, 2011, Volume 57, Number 4, Pages 457-485
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R. Andreani, J.M. Martínez and B.F. Svaiter. A New Sequential Optimality Condition for Constrained Optimization and Algorithmic Consequences. SIAM Journal on Optimization (Print), v. 20, p. 3533-3554, 2010.
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R. Andreani, E. Echague and M. L. Schuverdt. Constant-Rank Condition and Second-Order Constraint Qualification. Journal of Optimization Theory and Applications, v. 146, p. 255-266, 2010.
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R. Andreani, J. Judice, J.M. Martínez and J. Patricio. On the natural merit function for solving complementarity problems. Mathematical Programming, v. 1, p. 130-159, 2010.
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R. Andreani, G. Haeser and J.M. Martínez. On sequential optimality conditions for smooth constrained optimization. Optimization (Print), v. 60, p. 627-641, 2011.
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An inexact-restoration method for nonlinear bilevel programming problems Author(s): R. Andreani, S. Castro , J. Chela, A. Friedlander and S. Santos. Source: COMPUTATIONAL OPTIMIZATION AND APPLICATIONS Volume: 43 Issue: 3 Pages: 307-328 Published: JUL 2009
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R. Andreani, E. Birgin, J.M. Martínez and M.L. Schuverdt. Second-order negative-curvature methods for box-constrained and general constrained optimization. Computational Optimization and Applications 45, pp. 209-236 (2010).
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R. Andreani, J.M. Martínez and L.Martínez. Trust-Region Superposition Methods for Protein Alignment. IMA Journal on Numerical Analysis 28, pp. 690-710 (2008).
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R. Andreani, J.M. Martínez, L.Martínez and F. Yano. Low Order-Value Optimization and new applications. Journal of Global Optimization 43, pp. 1-10 (2009).
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L. Martínez, R. Andreani, J. M. Martínez Convergent algorithms for protein structural alignment. BMC Bioinformatics 2007, 8:306 doi:10.1186/1471-2105-8-306 [Full Text Online].
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R. Andreani, E. Birgin, J.M. Martínez and M.L. Schuverdt. On Augmented Lagrangian methods with general lower-level constraints. SIAM Journal on Optimization 18, pp. 1286-1309, 2007.
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R. Andreani, J. M. Mart?ez and M. L. Schuverdt. On Second-Order Optimality Conditions for Nonlinear Programming. Optimization 56, pp. 529-542 (2007).
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R. Andreani, A. Friedlander, S. Santos and M.P. Mello. Complementarity problem in second-order cone.JOURNAL OF GLOBAL OPTIMIZATION Volume: 40 Issue: 4 Pages: 505-527 Published: APR 2008
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R. Andreani, J.M. Martínez, L.Martínez and F. Yano. Continuous Optimization Methods for Structure Alignments. Mathematical Programming 112, pp. 93-124 (2008)
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R. Andreani, E. Birgin J. M. Martínez and M.L. Schuverdt. Augmented Lagrangian methods under the Constant Positive Linear Dependence constraint qualification. Mathematical Programming 112, pp. 5-32 (2008).
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R. Andreani, J. M. Martínez, M. Salvatierra and F. Yano. Global Order-Value Optimization by means of a multistart harmonic oscillator tunneling strategy. In
Global Optimization: from Theory to Implementation, edited by L. Liberti and N. Maculan, Kluwer. pp
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R. Andreani, J. M. Martínez, M. Salvatierra and F. Yano. Quasi-Newton methods for Order-Value Optimization and Value-at-Risk calculations.
Pacific Journal of Optimization, Vol. 2, pp. 11-33 (2006)
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L.T. Santos, F. Yano, M. Salvatierra, J. M. Martínez, R. Andreani & M. Tygel, A Global Optimization Algorithm Applied to the Commom Reflection Surface (CRS) Problem.
Journal of Seismic Exploration, 14, 217-233, 2005.
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R. Andreani, C. Dunder and J. M. Martínez. Order-value Optimization and nonlinear-programming reformulation.
Mathematical Methods of Operations Research. 61, pp. 365-384 (2005)
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R. Andreani, E.G. Birgin, J. M. Martínez and Yinyun Yuan. Implementation of spectral projected gradient and variable metric methods for optimization with linear inequalities.
IMA Journal of Numerical Analisys. 25, pp. 221-252 (2005)
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R. Andreani, J. M. Martínez and M.L. Schuverdt. The CPLD condition of Qi and Wei implies the quasinormality constraint qualification.
Journal of Optimization theory and Applications, 125 (2) 473-485. 2005
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R. Andreani, A. Friedlander, M.P. Mello and S.A. Santos Mixed nonlinear complementarity problems via nonlinear optimization: numerical results on multi-rigid-body contact problems with Coulomb friction.
Intenational Journal of COMPUTATIONAL ENGINEERING SCIENCE (IJCES), 6 (2), pp.1-10, 2005.
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R. Andreani, P.S. Goncalves and G.N. Silva. Discrete Approximations for Strict Convex Continuous Time Problems and Duality.
Computational & Applied Mathematics vol 23 (1) pp 81--105. (2004)
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R. Andreani, C. Dunder and J. M. Martínez. Order-value Optimization, formulation and solution by means of primal Cauchy Methods. In
Mathematical Methods of Operations Research . Vol 58, (2), pp 345-358. (2003)

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R. Andreani and D. K. Dimitrov. An extremal non-negative sine polynomial.
Rocky Mountain Journal of Mathematics . Vol 33, (3), pp 759-774 (2003)
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R. Andreani and A. Friedlander. Bound Constrained Smooth Optimization for Solving Variational Inequalities and Related Problems.
In Annals of Operations Research . vol 116, (1-4), pp 179--198. (2002)
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R. Andreani, J.M. Martínez. On the solution of mathematical programming problems with equilibrium constraints by means of nonlinear programming algoritms. In
Mathematical Methods of Operations Research . Vol 54, (3), pp 345-358. (2001)
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R. Andreani, A. Friedlander and S.A. Santos. On the resolution of generalized nonlinear complementarity problem. In
SIAM Journal on Optimization . Vol 12, (2), pp 303--321. (2001)
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R. Andreani and J. M. Martínez. On the solution of bounded and unbounded mixed complementarity problems. In
Optimization . vol 50, (3--4), pp 265-278. (2001)
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R. Andreani, J.M. Martínez and B.F. Svaiter. Solving monotone variational inequality problems by means of inexact perturbations. In
Numerical Functional Analysis and Optimization . vol 21, (5--6), pp 589-600. (2000)
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R. Andreani and J. M. Martínez. Reformulation of variational inequalities on a simplex and compactification of complementarity problem. In
SIAM Journal on Optimization . vol 10, (3), pp 878-895.(2000)
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R. Andreani and J. M. Martínez. On the reformulation of nonlinear complementarity problems using the Fischer-Burmeister function. In
Applied Mathematics Letters . vol 12, (5), pp 7-12, (1999)
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R. Andreani and J. M. Martínez. Solving complementarity problems by means of a new smooth constrained nonlinear solver. In
Reformulation - Nonsmooth, Piecewise Smooth, Semismooth and Smoothing methods . Edited by M. Fukushima and L. Qi. Kluwer, pp.1-24 (1999).
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R. Andreani and J. M. Martínez. On the solution of the extended linear complementarity problem.
Linear Algebra and its Applications . 281, pp. 247-257 (1998).
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R. Andreani, A. Friedlander, J. M. Martínez. On the solution of finite-dimensional variational inequalities using smooth optimization with simple bounds.
Journal on Optimization Theory and Applications . 94, pp. 635-657 (1997).
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